165570354608 has 40 divisors (see below), whose sum is σ = 340549774848. Its totient is φ = 77711977472.

The previous prime is 165570354589. The next prime is 165570354643. The reversal of 165570354608 is 806453075561.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 690491 + ... + 898842.

Almost surely, 2^165570354608 is an apocalyptic number.

It is an amenable number.

165570354608 is an abundant number, since it is smaller than the sum of its proper divisors (174979420240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

165570354608 is a wasteful number, since it uses less digits than its factorization.

165570354608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1589741 (or 1589735 counting only the distinct ones).

The product of its (nonzero) digits is 3024000, while the sum is 50.

The spelling of 165570354608 in words is "one hundred sixty-five billion, five hundred seventy million, three hundred fifty-four thousand, six hundred eight".